Round the world he went, to Nigeria, Australia, the Arctic, India, taking thousands of blood samples, hoping something would show up.

他到了世界各地，到了尼日利亚，澳大利亚，北极，印度，采集了成千上万的血液样本，希望能研究出什么来。

After taking samples, the on site supervision personnel sent by the customs and the consignee of import goods shall affix their signatures to the sampling record or list of samples for confirmation.

提取货样后，到场监管的海关关员与进口货物的收货人在取样记录和取样清单上签字确认。

The milk should be tested within 8 hours of taking the sample. Bulk tank samples should not contain any milk that is more than 8 hours old.

样品奶应该在出奶8小时以内。批量散装奶不应掺有出奶8小时以后的牛奶。

Both tests rely on taking routine blood samples from patients and then analyzing the blood for markers of the virus or of immune system functioning.

两项试验都基于患者常规血样的采集，然后分析血中病毒或免疫系统功能的标志物。